
Season 3 (2004)
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Episodes 23
Lights! Camera! Danger!
Famous film director Quintin Smithee is coming to Retroville to make his next big movie, and Jimmy, Cindy, Libby, Sheen and Carl all have starring roles.
Read MoreThe Tomorrow Boys
Jimmy, Sheen, and Carl travel 15 years into the future, only to find that some things have gone wrong. Can they right the past to save their future?
Read MoreFundemonium
Jimmy's dad loses his job at the now-defunct automotive plant which means that the Neutrons may have to move to a new town. As a last-ditch effort to keep the family in Retroville, Hugh applies for a job as a toy inventor.
Read MoreJimmy Goes to College
Jimmy is recruited by the most prestigious science college in the country to be their new superstar student. But when he gets there, Jimmy becomes the unwitting target of rival student, Seymour Nimmelfarb.
Read MoreWho's Your Mommy?
On a trip to Planet Schmengy, a strange alien substance attaches itself to Carl's face.
Read MoreClash of the Cousins
The Neutron family has gathered to celebrate Great Aunt Amanda's birthday. When Jimmy's present explodes, everyone suspects him of fowl.
Read MoreMy Big Fat Spy Wedding
Jimmy's new mission from the BTSO is to follow Beautiful Gorgeous. He takes the job and he discovers that she and Jet Fusion are getting married!
Read MoreCrouching Jimmy, Hidden Sheen
In Retroville, Sheen is just an average hyperactive kid. But in Shangri Llama, he is known as The Chosen One, or One Who Puts Foot Behind Head.
Read MoreThe Incredible Shrinking Town
When the entire population of Retroville is accidentally hit by Jimmy's shrink ray, the Space Bandits abduct everyone with the nefarious plan of marketing and selling them throughout the galaxy as living dolls.
Read MoreVanishing Act
To impress Betty Quinlan, Jimmy performs a magic show using a cheap magic kit that's full of his own technological upgrades.
Read MoreThe Trouble with Clones
The evil Jimmy clone is back, and he's reconfigured the cloning device to make an evil clone of the Earth with an alarming side effect – the real Earth is starting to disappear.
Read MoreThe Evil Beneath
The boys travel to the Bahama Quadrangle to disprove the myth of the disappearances associated with the mysterious site.
Read MoreCarl Wheezer: Boy Genius
Carl's pen pal, Elke Elkberg from Sweden, is coming to Retroville to meet him, and Carl is in a panic.
Read MoreWho Framed Jimmy Neutron?
Jimmy is framed for a break in at the Retroville Bank. When Carl and Sheen attempt to free him from his incarceration, the three boys end up on a chain gang together.
Read MoreHow to Sink a Sub
When Jimmy hides a time displacement device in the teachers' transportation to the annual education convention, the entire faculty of Lindberg Elementary is sent into temporary time limbo.
Read MoreLady Sings the News
The kids become news anchors for a local television network.
Read MoreKing of Mars
Eustace Strych is back, and he's still determined to humiliatingly defeat Jimmy. Now the race to find an energy source on Mars is on! Who will win?
Read MoreEl Magnifico
Sheen's dad, Mr. Estevez desperately wants to impress his son, so he pretends he is a superhero.
Read MoreBest in Show
Goddard is disqualified from the Retroville Pet Show because he is not technically a real dog.
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